3899764 has 24 divisors (see below), whose sum is σ = 7495488. Its totient is φ = 1760640.

The previous prime is 3899761. The next prime is 3899767. The reversal of 3899764 is 4679983.

3899764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3899761) and next prime (3899767).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3899761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11404 + ... + 11740.

It is an arithmetic number, because the mean of its divisors is an integer number (312312).

Almost surely, 2^3899764 is an apocalyptic number.

It is an amenable number.

3899764 is a deficient number, since it is larger than the sum of its proper divisors (3595724).

3899764 is a wasteful number, since it uses less digits than its factorization.

3899764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 613 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 3899764 is about 1974.7820132865. The cubic root of 3899764 is about 157.4029165702.

It can be divided in two parts, 389 and 9764, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 3899764 in words is "three million, eight hundred ninety-nine thousand, seven hundred sixty-four".